The Advanced Custom Fields (ACF) Free and Pro WordPress plugins 6.x before 6.1.0 and 5.x before 5.12.5 unserialize user controllable data, which could allow users with a role of Contributor and above to perform PHP Object Injection when a suitable gadget is present.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Advanced_custom_fields | Advancedcustomfields | 5.0.0 (including) | 5.12.5 (excluding) |
| Advanced_custom_fields | Advancedcustomfields | 6.0.0 (including) | 6.1.0 (excluding) |